Huh? You Fold?!?

Full Tilt Poker Game #1366284252: $4,000 Guarantee (9314567), Table 22 - 300/600 - Limit Hold'em - 0:09:33 ET - 2006/12/07
Seat 1: deanhall (1,684)
Seat 2: Jhartness (9,080)
Seat 3: kamb1 (8,720)
Seat 4: smittyuiop (2,625)
Seat 5: THEnaturalACE (11,481)
Seat 6: Hockeystud94 (2,240)
Seat 7: FNSdirector (10,743)
Seat 8: DevilFlush (4,769)
DevilFlush posts the small blind of 150
deanhall posts the big blind of 300
The button is in seat #7
*** HOLE CARDS ***
Dealt to Jhartness [Kh As]
Jhartness raises to 600
kamb1 calls 600
smittyuiop folds
THEnaturalACE folds
Hockeystud94 folds
FNSdirector folds
DevilFlush folds
deanhall has 15 seconds left to act
deanhall calls 300
*** FLOP *** [8d 7c Ts]
deanhall checks
Jhartness bets 300
kamb1 calls 300
deanhall calls 300
*** TURN *** [8d 7c Ts] [7d]
deanhall checks
Jhartness bets 600
kamb1 folds
deanhall calls 600
*** RIVER *** [8d 7c Ts 7d] [2c]
deanhall checks
Jhartness bets 600
deanhall folds
Uncalled bet of 600 returned to Jhartness
Jhartness mucks
Jhartness wins the pot (4,050)
*** SUMMARY ***
Total pot 4,050 | Rake 0
Board: [8d 7c Ts 7d 2c]
Seat 1: deanhall (big blind) folded on the River
Seat 2: Jhartness collected (4,050), mucked
Seat 3: kamb1 folded on the Turn
Seat 4: smittyuiop didn't bet (folded)
Seat 5: THEnaturalACE didn't bet (folded)
Seat 6: Hockeystud94 didn't bet (folded)
Seat 7: FNSdirector (button) didn't bet (folded)
Seat 8: DevilFlush (small blind) folded before the Flop

After the fold, he didn’t have enough chips left to complete his small blind next hand. The strangest river fold I think I’ve ever seen.